Authorities: Man stabs woman, 2 young children, then kills himself inside apartment

Authorities say a man stabbed and injured a woman and two young children inside their Jersey City apartment before killing himself with the knife.
Police responded to the apartment Monday shortly after 7 a.m. and found the 54-year-old man with a knife wound to his throat.
He was pronounced dead a short time later.
According to police, a 29-year-old woman and 7-year-old boy both had puncture wounds to the neck, while a 2-year-old girl suffered a neck laceration. All three were treated at a hospital, and their injuries are not considered life-threatening.
A motive for the attack has not been disclosed.
AP wire services helped contribute to this report.